Spiegel, E.. "On the uniqueness of the coefficient ring in a semigroup ring.." Semigroup forum 36 (1987): 315-322. <http://eudml.org/doc/134904>.
@article{Spiegel1987, author = {Spiegel, E.}, journal = {Semigroup forum}, keywords = {isomorphism problem; semigroup rings; finite sums of fields; commutative monoid with finite periodic part}, pages = {315-322}, title = {On the uniqueness of the coefficient ring in a semigroup ring.}, url = {http://eudml.org/doc/134904}, volume = {36}, year = {1987}, }
TY - JOUR AU - Spiegel, E. TI - On the uniqueness of the coefficient ring in a semigroup ring. JO - Semigroup forum PY - 1987 VL - 36 SP - 315 EP - 322 KW - isomorphism problem; semigroup rings; finite sums of fields; commutative monoid with finite periodic part UR - http://eudml.org/doc/134904 ER -
